Ring Tube Breath reduction system

3-D inflating breathing bag with 22 mm mediport female

volume 1.0 liters with breathing reduction mouth below of the bag

t-joint with gas mask connector with standard thread 40 mm male and 2 x 22 mm mediports male

2 x premium quality gasmask-tubes 40 cm = 15 inch length with 22 mm mediports male

t-joint for backpage with 3x 22 mm mediports male

high gloss black latex